Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"loai ve cach snippets" » "loai va cach snippets", "hoai ve cach snippets", "loai viet cach snippets", "loai ve cac snippets", "loai ve canh snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("loai ve cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("loai ve cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( loai ve cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("loai ve cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.